Roger's Connection Magnetic Construction Toy,  3x Set Winner of the Oppenheim Toy Portfolio&#8482; Gold Seal Award Winner of the Parents' Choice&#8482; Honor Powerful neodymium magnets in precision molded plastic rods securely hold steel connector balls Set includes 56 steel connector balls, 120 rods and 240 high-powered magnets Up to twelve rods can be attached to a single connector ball